/* 基本スタイル */
.vslp-container {
    height: 100vh;
    overflow: hidden;
    position: relative;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.vslp-section {
    height: 100vh;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.vslp-section-content {
    text-align: center;
    max-width: 900px;
    padding: 40px 20px;
    z-index: 10;
    position: relative;
}

/* セクションタイトル */
.vslp-section-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    text-align: center;
    animation: fadeInUp 1s ease-out 0.2s both;
}

/* セクションテキスト */
.vslp-section-text {
    font-size: 1.4rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.vslp-section-text p {
    margin-bottom: 1rem;
    font-size: 1.4rem;
    line-height: 1.8;
}

/* ナビゲーションドット */
.vslp-navigation {
    position: fixed;
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.vslp-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.8);
}

.vslp-dot:hover {
    background-color: rgba(255, 255, 255, 0.8);
    transform: scale(1.2);
}

.vslp-dot.active {
    background-color: #ffffff;
    transform: scale(1.3);
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.6);
}

/* スクロールインジケーター */
.vslp-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
    animation: bounce 2s infinite;
}

.vslp-scroll-indicator p {
    margin-top: 10px;
    font-size: 14px;
    font-weight: 300;
}

.vslp-scroll-arrow {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.vslp-scroll-arrow span {
    display: block;
    width: 20px;
    height: 2px;
    background-color: rgba(255, 255, 255, 0.8);
    margin: 2px 0;
    transform-origin: center;
}

.vslp-scroll-arrow span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.vslp-scroll-arrow span:nth-child(2) {
    transform: rotate(-45deg) translate(-5px, 5px);
}

.vslp-scroll-arrow span:nth-child(3) {
    transform: rotate(45deg) translate(5px, 5px);
    margin-top: -8px;
}

/* アニメーション */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* セクション遷移アニメーション */
.vslp-section[data-animation="fade"] .vslp-section-content {
    animation: fadeInUp 1s ease-out;
}

.vslp-section[data-animation="slide"] .vslp-section-content {
    animation: slideInLeft 1s ease-out;
}

.vslp-section[data-animation="zoom"] .vslp-section-content {
    animation: zoomIn 1s ease-out;
}

/* ボタンスタイル */
.vslp-section-button {
    margin-top: 2rem;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.vslp-button {
    display: inline-block;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    line-height: 1.5;
    min-width: 150px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.vslp-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    text-decoration: none;
}

.vslp-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

/* ボタンスタイルバリエーション */
.vslp-button-rounded {
    border-radius: 8px;
}

.vslp-button-square {
    border-radius: 0;
}

.vslp-button-pill {
    border-radius: 50px;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .vslp-section-title {
        font-size: 2.8rem;
        margin-bottom: 1rem;
    }
    
    .vslp-section-text {
        font-size: 1.2rem;
        line-height: 1.7;
        max-width: 90%;
    }
    
    .vslp-section-text p {
        font-size: 1.2rem;
        line-height: 1.7;
    }
    
    .vslp-section-content {
        padding: 20px 15px;
        max-width: 95%;
    }
    
    .vslp-navigation {
        right: 15px;
        gap: 10px;
    }
    
    .vslp-dot {
        width: 10px;
        height: 10px;
    }
    
    .vslp-button {
        padding: 10px 25px;
        font-size: 14px;
        min-width: 120px;
    }
}

@media (max-width: 480px) {
    .vslp-section-title {
        font-size: 2.2rem;
        line-height: 1.1;
    }
    
    .vslp-section-text {
        font-size: 1.1rem;
        line-height: 1.6;
    }
    
    .vslp-section-text p {
        font-size: 1.1rem;
        line-height: 1.6;
    }
    
    .vslp-section-content {
        padding: 15px 10px;
    }
    
    .vslp-navigation {
        right: 10px;
        gap: 8px;
    }
    
    .vslp-dot {
        width: 8px;
        height: 8px;
    }
    
    .vslp-button {
        padding: 8px 20px;
        font-size: 13px;
        min-width: 100px;
    }
    
    .vslp-scroll-indicator {
        bottom: 20px;
    }
    
    .vslp-scroll-indicator p {
        font-size: 12px;
    }
}

/* 大画面対応 */
@media (min-width: 1200px) {
    .vslp-section-title {
        font-size: 4rem;
    }
    
    .vslp-section-text {
        font-size: 1.5rem;
        line-height: 1.9;
    }
    
    .vslp-section-text p {
        font-size: 1.5rem;
        line-height: 1.9;
    }
    
    .vslp-section-content {
        max-width: 1000px;
        padding: 60px 40px;
    }
}

/* 動きを減らす設定 */
@media (prefers-reduced-motion: reduce) {
    .vslp-section {
        transition: none;
    }
    
    .vslp-section-content,
    .vslp-section-title,
    .vslp-section-text,
    .vslp-section-button {
        animation: none;
    }
    
    .vslp-button {
        transition: none;
    }
    
    .vslp-button:hover {
        transform: none;
    }
    
    .vslp-scroll-indicator {
        animation: none;
    }
}

/* ダークモード対応 */
@media (prefers-color-scheme: dark) {
    .vslp-dot {
        background-color: rgba(255, 255, 255, 0.3);
        border-color: rgba(255, 255, 255, 0.6);
    }
    
    .vslp-dot:hover {
        background-color: rgba(255, 255, 255, 0.6);
    }
    
    .vslp-dot.active {
        background-color: #ffffff;
    }
}